Description:
The RadioMaster ER series of PWM receivers are based on the revolutionary ExpressLRS system. It offers high performance, high reliability, flexible configuration, fast response speed and ultra-long range bringing you brand new experience with your hobby.
The Radiomaster ER8 receiver has been specially designed for fixed-wing users. It can drive up to 8 servos and has built-in receiver voltage telemetry and flight battery telemetry with the ability to automatically detect which voltage input to use. A 4-wire CRSF interface is provided to facilitate later expansion of telemetry sensors. The ER8 features a dual antenna with telemetry power up to 100mw. The receiver shell adopts one-piece molding process with high structural strength.
Features:
- Based on the Revolutionary ExpressLRS System
- High performance, high reliability, flexible configuration, fast response speed and ultra-long range
- Support 8 PWM Channels
- Optimized ground up PCB design
- Automatically voltage telemetry of external battery voltage or built-in receiver voltage
- Supports Wi-Fi updates and WEBUI configuration
- High quality 2.54 mm connector
- Standard 20 cm High Sensitivity Antenna
- Reserve 4pin CRSF input port
- Shell adopts one-piece molding process with high structural strength
- For fixed-wing aircraft and more
- Compatible with all 2.4GHz ExpressLRS modules and transmitters with built in 2.4GHz ExpressLRS
Specifications:
| Item Type: | ELRS PWM Receiver |
|---|---|
| Power Supply | DC 4.5 – 8.4V |
| Antenna Type: | 20cm high sensitivity antenna |
| Output channel | 8CH PWM |
| Power Rating: | maximum 100mw (LUA Adjustable) |
| Detection range | DC 4.0 – 35V |
| Length (mm): | 40 |
| Width (mm): | 30 |
| Height (mm): | 15 |
Package Includes:
- 1 x ER8 2.4GHz ELRS PWM Receiver
- 1 x Voltage telemetry wire (Type-B)
- 1 x CRSF wire
- 1 x ELRS- RX- SBUS wire
- 1 x User Card
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Read More →Technical Specifications
| Brand | Radiomaster |
|---|---|
| Model | ER8 |
| Interface / Protocol | ELRS, 4G |
| Frequency | 2.4GHz |
| SKU | AI7274 |
| Weight | 0.045 kg |
| Availability | In Stock |
Applications & Use Cases
The Radiomaster ER8 2.4GHz ELRS PWM Receiver is a versatile drone transmitter and receiver used across a wide range of applications including FPV drone control, RC aircraft, ground vehicles, and long-range drone operations.
Common use cases:
- Setting up a new FPV quad with digital link
- Replacing a receiver after a crash
- Building a long-range fixed-wing aircraft
This product is ideal for FPV pilots, RC hobbyists, and drone builders.
Technical Tip: ELRS (ExpressLRS) offers excellent range and low latency at 2.4GHz. Ensure your transmitter and receiver use the same protocol.
Shipping & Delivery
- Free shipping on orders above ₹999 across India
- Dispatched within 1-3 business days
- Expected delivery: 3-7 business days depending on location
- Secure packaging to ensure safe transit of electronic components
- Genuine Radiomaster product sourced from authorized channels
Harsh Bhandari (verified owner) –
Amazing build quality! This Radiomaster ER8 2.4GHz ELRS PWM Receiver is sturdy and lightweight at the same time.
Harshit Kohli (verified owner) –
Amazing build quality! This Radiomaster ER8 2.4GHz ELRS PWM Receiver is sturdy and lightweight at the same time.
Aditi Modi (verified owner) –
Outstanding Radiomaster ER8 2.4GHz ELRS PWM Receiver! Installed it on my racing quad and the performance is amazing.
Tanmay Thakur –
Received the Radiomaster ER8 2.4GHz ELRS PWM Receiver in great condition. Testing done, everything works perfectly.
Tejas Ghosh –
Using this Radiomaster ER8 2.4GHz ELRS PWM Receiver in my FPV drone build. Quality is top notch. Very happy with the purchase.
Abhishek Panchal –
Very impressed with this Radiomaster ER8 2.4GHz ELRS PWM Receiver. My drone’s performance improved noticeably.
Ankit Hegde (verified owner) –
This Radiomaster ER8 2.4GHz ELRS PWM Receiver exceeded my expectations. Installed it yesterday and took a successful test flight today.
Urmi Tandon (verified owner) –
Received the Radiomaster ER8 2.4GHz ELRS PWM Receiver in great condition. Testing done, everything works perfectly.
Ravi Mittal (verified owner) –
This Radiomaster ER8 2.4GHz ELRS PWM Receiver is exactly what I needed for my drone. Works perfectly, very reliable.
Ayush Menon –
This Radiomaster ER8 2.4GHz ELRS PWM Receiver is exactly what I needed for my drone. Works perfectly, very reliable.
Priya Dubey (verified owner) –
Great quality Radiomaster ER8 2.4GHz ELRS PWM Receiver. Perfect specs for my drone project. Fast delivery too!
Raghav Tiwari –
Bought this for my college drone project. Works great, professor was impressed!
Neeraj Dave (verified owner) –
Very impressed with this Radiomaster ER8 2.4GHz ELRS PWM Receiver. My drone’s performance improved noticeably.
Prashant Menon –
Received the Radiomaster ER8 2.4GHz ELRS PWM Receiver in great condition. Testing done, everything works perfectly.
Anirudh Mukherjee (verified owner) –
Very impressed with this Radiomaster ER8 2.4GHz ELRS PWM Receiver. My drone’s performance improved noticeably.
Meera Patil (verified owner) –
Perfect for my agriculture drone project. This Radiomaster ER8 2.4GHz ELRS PWM Receiver handles the weight effortlessly.
Raj Kamath (verified owner) –
Pretty good Radiomaster ER8 2.4GHz ELRS PWM Receiver. Works as expected for my drone project. Would buy again.
Kartik Joshi –
Been using this Radiomaster ER8 2.4GHz ELRS PWM Receiver for 3 months now, zero issues. Great product.
Kritika Rajan –
Good Radiomaster ER8 2.4GHz ELRS PWM Receiver. Works well for my drone build. Packaging could be slightly better.
Devansh Dubey –
Superb Radiomaster ER8 2.4GHz ELRS PWM Receiver! Built my first drone with this and it performed beyond expectations.
Shivam Kumar (verified owner) –
Great quality Radiomaster ER8 2.4GHz ELRS PWM Receiver. Perfect specs for my drone project. Fast delivery too!
Meera Verma (verified owner) –
Very impressed with this Radiomaster ER8 2.4GHz ELRS PWM Receiver. My drone’s performance improved noticeably.
Ishaan Pandey (verified owner) –
Great quality Radiomaster ER8 2.4GHz ELRS PWM Receiver. Perfect specs for my drone project. Fast delivery too!
Darshan Rao (verified owner) –
Amazing build quality! This Radiomaster ER8 2.4GHz ELRS PWM Receiver is sturdy and lightweight at the same time.
Karan Modi (verified owner) –
Bought this for my college drone project. Works great, professor was impressed!